Laserfiche WebLink
CPT interpretations '" I <br /> U.WL unit weight of sail determined from: <br /> 1) uniform value or , <br /> 2) value assigned to each SBT zone ; <br /> 3) user supplied unit weight profile <br /> TStress Total vertical overburden stress at mid layer depth TStress- y,�h, q ` <br />' <br /> -where 7)is limit weight <br /> 4 is thickness <br /> EStress Effective vertical overburden stress at mid layer depth EStress=TStress Ueq . <br /> ueq Equilibrium pore pressure determined from: <br /> 1) hydrostatic from water table depth <br /> 2) user supplied profile E <br /> Cn SPT Neo overburden correction factor <br /> 4 f 05<ntsf;i <br /> where a„ is r, . . F <br /> energy _ .. .... _. . .. . ._. . ._. 2:0... !. <br /> Neo SPT N value at 60%en calculated from QtIN ratios assigned to each g <br /> SBT zone <br /> f (141)ao SPT Neo value corrected for overburden pressure N1,=Cn•Nora I l 3 <br /> I <br /> A(NI)SG Equivalent Clean Sand Correcton to(N16 Aff I), -. Kspr {Nt) 7_... <br /> t—K;1,r ; <br /> Where: E1am <br /> ,s is damned as: <br /> 0.0 for FC<5°/n <br /> 0.0167.(FC-5) for 5%<FC<38% <br /> 0.5 for FC>35% <br /> f. FC-Fines Content in <br /> r ;I . <br /> k (N1Equivalent Clean Sand(iV1) (1441),, =(N1�o I+ Q(Nl)eo N 7 <br /> - <br /> Su Undrained shear strength-Nkt is use selectable 5u Qr-a„ I 2 <br /> N� <br /> - y <br /> k Coefficient of permeability(assigned to each SBT zone) 5 <br /> Bq Pore pressure parameter 6u ,� <br /> Bq- --- I <br /> Qt 6v <br /> Qtr Normalized Qt for Sail Behavior Type classification as defined by or,=Qt-sy ii g 4 <br /> Robertson, 1990 a <br /> Y <br /> Rfn Ncxmaiized Rf for Sal Behavior Type classification as defined by _9 D0%• fs i 4 <br /> Robertson, 1990 <br /> SBTn Normalized Soil Behavior Type(slightly modified from that published by 4 <br /> Robertson, 1990. This version includes all the sal zones of the original <br /> non-normalized SBT chart-see figure 1) <br /> Qe1 Normalized Q#for seismic analysis )a 5 <br /> c1= c• Palm <br /> where: Pa atm,pressure <br /> QcIN Dimensionless Normalized-Qt1 - gc1N=qct /Pa;� I`I <br /> where: Pa atm.pressure <br /> • CONE EC <br />